@@ -22,6 +22,7 @@
#include <linux/gpio.h>
#include <linux/davinci_emac.h>
#include <linux/i2c/pca953x.h>
+#include <linux/regulator/machine.h>
#include <mach/hardware.h>
#include <mach/am35xx.h>
@@ -159,6 +160,122 @@ static struct i2c_board_info __initdata am3517evm_i2c1_boardinfo[] = {
},
};
+/* TPS65023 specific initialization */
+/* VDCDC1 -> VDD_CORE */
+static struct regulator_consumer_supply am3517_evm_vdcdc1_supplies[] = {
+ {
+ .supply = "vdd_core",
+ },
+};
+
+/* VDCDC2 -> VDDSHV */
+static struct regulator_consumer_supply am3517_evm_vdcdc2_supplies[] = {
+ {
+ .supply = "vddshv",
+ },
+};
+
+/* VDCDC2 |-> VDDS
+ |-> VDDS_SRAM_CORE_BG
+ |-> VDDS_SRAM_MPU */
+static struct regulator_consumer_supply am3517_evm_vdcdc3_supplies[] = {
+ {
+ .supply = "vdds",
+ },
+ {
+ .supply = "vdds_sram_core_bg",
+ },
+ {
+ .supply = "vdds_sram_mpu",
+ },
+};
+
+/* LDO1 |-> VDDA1P8V_USBPHY
+ |-> VDDA_DAC */
+static struct regulator_consumer_supply am3517_evm_ldo1_supplies[] = {
+ {
+ .supply = "vdda1p8v_usbphy",
+ },
+ {
+ .supply = "vdda_dac",
+ },
+};
+
+/* LDO2 -> VDDA3P3V_USBPHY */
+static struct regulator_consumer_supply am3517_evm_ldo2_supplies[] = {
+ {
+ .supply = "vdda3p3v_usbphy",
+ },
+};
+
+static struct regulator_init_data am3517_evm_regulator_data[] = {
+ /* DCDC1 */
+ {
+ .constraints = {
+ .min_uV = 1200000,
+ .max_uV = 1200000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ .always_on = true,
+ .apply_uV = false,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(am3517_evm_vdcdc1_supplies),
+ .consumer_supplies = am3517_evm_vdcdc1_supplies,
+ },
+ /* DCDC2 */
+ {
+ .constraints = {
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ .always_on = true,
+ .apply_uV = false,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(am3517_evm_vdcdc2_supplies),
+ .consumer_supplies = am3517_evm_vdcdc2_supplies,
+ },
+ /* DCDC3 */
+ {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ .always_on = true,
+ .apply_uV = false,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(am3517_evm_vdcdc3_supplies),
+ .consumer_supplies = am3517_evm_vdcdc3_supplies,
+ },
+ /* LDO1 */
+ {
+ .constraints = {
+ .min_uV = 1800000,
+ .max_uV = 1800000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ .always_on = false,
+ .apply_uV = false,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(am3517_evm_ldo1_supplies),
+ .consumer_supplies = am3517_evm_ldo1_supplies,
+ },
+ /* LDO2 */
+ {
+ .constraints = {
+ .min_uV = 3300000,
+ .max_uV = 3300000,
+ .valid_modes_mask = REGULATOR_MODE_NORMAL,
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ .always_on = false,
+ .apply_uV = false,
+ },
+ .num_consumer_supplies = ARRAY_SIZE(am3517_evm_ldo2_supplies),
+ .consumer_supplies = am3517_evm_ldo2_supplies,
+ },
+};
+
/*
* RTC - S35390A
*/
@@ -216,6 +333,11 @@ static struct i2c_board_info __initdata am3517evm_i2c3_boardinfo[] = {
I2C_BOARD_INFO("tca6416", 0x21),
.platform_data = &am3517evm_ui_gpio_expander_info_2,
},
+ {
+ I2C_BOARD_INFO("tps65023", 0x48),
+ .flags = I2C_CLIENT_WAKE,
+ .platform_data = &am3517_evm_regulator_data[0],
+ },
};
static int __init am3517_evm_i2c_init(void)